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Fig. 1 | BMC Genomics

Fig. 1

From: The genome and transcriptome of the snail Biomphalaria sudanica s.l.: immune gene diversification and highly polymorphic genomic regions in an important African vector of Schistosoma mansoni

Fig. 1

Species tree generated in Orthofinder using the Species Tree of All Genes (STAG) algorithm [68, 75]. Root is time calibrated to be 20 Million Years Ago based on the appearance of Bulinus in the fossil record [70]. Node support values represent the bipartition proportions in each of the individual species tree estimates. Branch lengths represent the average number of substitutions per site across all the individual trees inferred from each gene family. The number of (significant/total) gene families expanded (blue) and contracted (red) in the ancestral populations of the Biomphalaria species, and outgroups Elysia marginata and Bulinus truncatus as determined in CAFE 5 [69] are shown for each internal and terminal node (< 0 > to < 13 >)

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